From e31b98215779e66a490471c6ad886ae231316699 Mon Sep 17 00:00:00 2001 From: Chao Yu Date: Fri, 19 May 2017 23:46:44 +0800 Subject: [PATCH] f2fs: wake up all waiters in f2fs_submit_discard_endio There could be more than one waiter waiting discard IO completion, so we need use complete_all() instead of complete() in f2fs_submit_discard_endio to avoid hungtask. Fixes: ec9895add2c5 ("f2fs: don't hold cmd_lock during waiting discard command") Cc: Signed-off-by: Chao Yu Signed-off-by: Jaegeuk Kim --- fs/f2fs/segment.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/fs/f2fs/segment.c b/fs/f2fs/segment.c index 22cca2699095..24a2d5ab6f45 100644 --- a/fs/f2fs/segment.c +++ b/fs/f2fs/segment.c @@ -752,7 +752,7 @@ static void f2fs_submit_discard_endio(struct bio *bio) dc->error = bio->bi_error; dc->state = D_DONE; - complete(&dc->wait); + complete_all(&dc->wait); bio_put(bio); } -- 2.39.5